Vocabulary
The ability to cause change in matter.
What is energy
The amount of Potential Energy on an object depends on these two things.
What is mass and height from the ground?
What is electrical to thermal energy.
Stored energy is a form of kinetic energy
What is false
Hot air does this.
What is rises.
Energy due to an object's condition or position.
What is potential energy.
As an object’s temperature increases, so does this.
What is Thermal Energy?
Damien is a musician playing in a band. At the end of a song, he plucks a single guitar string. The string moves rapidly back and forth as shown in the figure below. What happens to the kinetic energy of the moving string?
What is it is converted into sound and heat energy.
All objects have thermal energy, even ice.
What is true.
Fill in the blank: Ice melts because it is ________ the thermal energy of its surroundings.
What is absorb.
Energy of motion.
What is kinetic energy.
The concept of conservation of energy explains this.
What is energy cannot be created or destroyed it can only change from one form to another?
Tiffany ate a turkey sandwich and an apple for lunch. Later that day, she ran 2 miles during soccer practice. Which of the following energy transformations occurred between lunchtime and the end of Tabitha’s run?
a. Thermal energy was converted to kinetic energy.
b. Kinetic energy was converted to chemical energy.
c. Electrical energy was converted to thermal energy.
d. Chemical energy was converted to mechanical energy.
What is chemical energy was converted to mechanical energy.
When ice is left at room temperature its molecules release heat and move slower, making the ice melt.
What is false.
A name also given to light energy
radiant energy
Energy that allows humans to do different life activities and it is stored in chemical bonds.
What is chemical energy.
Your muscles are able to move because of this energy transformation.
What is Chemical to Kinetic energy?
Fill in the blank: Maya is playing the guitar. She strums the strings, and the guitar produces noise. Maya is transforming _______ energy into _______ energy.
What is mechanical energy into sound energy.
Objects at high elevations have lower potential energy because gravity takes away their potential to fall much further.
What is false.
The combination of potential and kinetic energy that a ball has that has been tossed into the air is which type of energy?
Energy carried by an electric current.
What is electrical energy.
Thermal energy only travels in this direction.
What is higher temperature to lower temperature?
An archer pulls back on a bowstring. When she releases the bowstring, the bowstring moves forward and the arrow moves forward. Describe the energy transformation that takes place to make the arrow move.
What is potential energy into kinetic energy
Dark clothing keeps you warmer in cold weather because the dark color absorbs the sun's energy.
What is true.
What forms of energy are carried by waves?
What is radiant (light) and sound energies.